TC-CS-Cyber Architecture- OT And Engineering-Cloud Security-Manager

EY; Chennai; On-site; INR 4,000,000 - 7,000,000; Full time

Job summary

EY in Chennai is hiring a Senior AI Security Architect to lead enterprise AI security programs across data, models and applications. You will design layered defense architectures and drive governance, risk assessments and security controls in collaboration with global teams.

You will work with stakeholders to translate complex security requirements into business-risk mitigations, shape AI guardrails, and advance MLOps security within EY’s cloud environments (Azure/AWS).

Qualifications

• 6–10 years of experience in cybersecurity, cloud security or application security.
• Experience delivering security architecture programs.
• Hands-on exposure to AI/GenAI systems and security controls.
• Experience with enterprise cloud platforms (Azure/AWS).

Responsibilities

• Design layered defense architecture for AI systems across data, model and application/runtime layers
• Lead end-to-end AI security programs including assessments, implementation and governance
• Define and implement AI guardrails, access control and governance frameworks
• Drive AI threat modelling and adversarial testing strategies across lifecycle
• Oversee AI red teaming programs and continuous testing of AI systems
• Integrate AI security with SOC, SIEM, cloud security and identity platforms
• Drive secure MLOps / MLSecOps adoption within enterprise environments
• Engage with stakeholders to assess AI risk exposure and recommend mitigation strategies
• Provide architectural guidance for securing APIs, model endpoints and AI pipelines

Skills

Architecture mindset

AI/ML security

Cloud security

Threat modelling

DevSecOps / MLOps

Stakeholder management

Tools

Azure

AWS

CSPM

SIEM/XDR

Job description

Job Description:

At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all.

Service Line – Manager: Lead (AI & SaaS Product Security, Strategic Platforms and AI Security)

The Opportunity

Lead the design and delivery of layered defense architecture for enterprise AI/GenAI systems. This role focuses on securing AI across data, model, and application layers while driving end-to-end AI security programs.

Your Key Responsibilities

• Design layered defense architecture for AI systems across data, model and application/runtime layers
• Lead end-to-end AI security programs including assessments, implementation and governance
• Define and implement AI guardrails, access control and governance frameworks
• Drive AI threat modelling and adversarial testing strategies across lifecycle
• Oversee AI red teaming programs and continuous testing of AI systems
• Integrate AI security with SOC, SIEM, cloud security and identity platforms
• Drive secure MLOps / MLSecOps adoption within enterprise environments
• Engage with stakeholders to assess AI risk exposure and recommend mitigation strategies
• Provide architectural guidance for securing APIs, model endpoints and AI pipelines

Skills And Attributes For Success

• Strong architecture mindset with experience in designing defense-in-depth solutions
• Deep understanding of AI/ML systems, LLMs and enterprise AI architectures
• Strong knowledge of cloud security, Zero Trust and identity security
• Experience in threat modelling, red teaming and adversarial security
• Understanding of AI attack surfaces and exploit patterns
• Ability to integrate security into DevSecOps and MLOps pipelines
• Stakeholder management and client engagement experience

To qualify for the role

• 6–10 years of experience in cybersecurity, cloud security or application security
• Experience in solutioning and delivering security architecture programs
• Hands-on exposure to AI/GenAI systems and security controls
• Experience working with enterprise cloud platforms (Azure/AWS)

Ideally, you’ll also have

• Experience with AI security platforms (Wiz AI-SPM, CrowdStrike AI security or similar)
• Exposure to CSPM, SIEM/XDR and cloud-native security tools
• Experience in defining AI governance models and risk frameworks
• Certifications in cloud, security or architecture domains

What We Look For

A strong AI Security Architect who can design, lead and deliver enterprise AI security initiatives, with the ability to translate technical controls into business-aligned risk mitigation strategies.

What We Offer

Opportunity to lead cutting-edge AI security transformations, work with global clients, and build capabilities in next-generation AI defense, governance and security architecture.

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